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/*
* Copyright 2013 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "Benchmark.h"
#include "SkCanvas.h"
#include "SkPaint.h"
#include "SkPath.h"
#include "SkRandom.h"
#include "SkShader.h"
#include "SkString.h"
enum Flags {
kBig_Flag = 1 << 0,
kAA_Flag = 1 << 1
};
#define FLAGS00 Flags(0)
#define FLAGS01 Flags(kBig_Flag)
#define FLAGS10 Flags(kAA_Flag)
#define FLAGS11 Flags(kBig_Flag | kAA_Flag)
static const int points[] = {
10, 10, 15, 5, 20, 20,
30, 5, 25, 20, 15, 12,
21, 21, 30, 30, 12, 4,
32, 28, 20, 18, 12, 10
};
static const int kMaxPathSize = 10;
class HairlinePathBench : public Benchmark {
public:
HairlinePathBench(Flags flags) : fFlags(flags) {
fPaint.setStyle(SkPaint::kStroke_Style);
fPaint.setStrokeWidth(SkIntToScalar(0));
}
virtual void appendName(SkString*) = 0;
virtual void makePath(SkPath*) = 0;
protected:
const char* onGetName() override {
fName.printf("path_hairline_%s_%s_",
fFlags & kBig_Flag ? "big" : "small",
fFlags & kAA_Flag ? "AA" : "noAA");
this->appendName(&fName);
return fName.c_str();
}
void onDraw(int loops, SkCanvas* canvas) override {
SkPaint paint(fPaint);
this->setupPaint(&paint);
paint.setAntiAlias(fFlags & kAA_Flag ? true : false);
SkPath path;
this->makePath(&path);
if (fFlags & kBig_Flag) {
const SkMatrix m = SkMatrix::MakeScale(SkIntToScalar(3), SkIntToScalar(3));
path.transform(m);
}
for (int i = 0; i < loops; i++) {
for (int j = 0; j < 100; ++j) {
canvas->drawPath(path, paint);
}
}
}
private:
SkPaint fPaint;
SkString fName;
Flags fFlags;
typedef Benchmark INHERITED;
};
class LinePathBench : public HairlinePathBench {
public:
LinePathBench(Flags flags) : INHERITED(flags) {}
void appendName(SkString* name) override {
name->append("line");
}
void makePath(SkPath* path) override {
SkRandom rand;
int size = SK_ARRAY_COUNT(points);
int hSize = size / 2;
for (int i = 0; i < kMaxPathSize; ++i) {
int xTrans = 10 + 40 * (i%(kMaxPathSize/2));
int yTrans = 0;
if (i > kMaxPathSize/2 - 1) {
yTrans = 40;
}
int base1 = 2 * rand.nextULessThan(hSize);
int base2 = 2 * rand.nextULessThan(hSize);
int base3 = 2 * rand.nextULessThan(hSize);
path->moveTo(SkIntToScalar(points[base1] + xTrans),
SkIntToScalar(points[base1+1] + yTrans));
path->lineTo(SkIntToScalar(points[base2] + xTrans),
SkIntToScalar(points[base2+1] + yTrans));
path->lineTo(SkIntToScalar(points[base3] + xTrans),
SkIntToScalar(points[base3+1] + yTrans));
}
}
private:
typedef HairlinePathBench INHERITED;
};
class QuadPathBench : public HairlinePathBench {
public:
QuadPathBench(Flags flags) : INHERITED(flags) {}
void appendName(SkString* name) override {
name->append("quad");
}
void makePath(SkPath* path) override {
SkRandom rand;
int size = SK_ARRAY_COUNT(points);
int hSize = size / 2;
for (int i = 0; i < kMaxPathSize; ++i) {
int xTrans = 10 + 40 * (i%(kMaxPathSize/2));
int yTrans = 0;
if (i > kMaxPathSize/2 - 1) {
yTrans = 40;
}
int base1 = 2 * rand.nextULessThan(hSize);
int base2 = 2 * rand.nextULessThan(hSize);
int base3 = 2 * rand.nextULessThan(hSize);
path->moveTo(SkIntToScalar(points[base1] + xTrans),
SkIntToScalar(points[base1+1] + yTrans));
path->quadTo(SkIntToScalar(points[base2] + xTrans),
SkIntToScalar(points[base2+1] + yTrans),
SkIntToScalar(points[base3] + xTrans),
SkIntToScalar(points[base3+1] + yTrans));
}
}
private:
typedef HairlinePathBench INHERITED;
};
class ConicPathBench : public HairlinePathBench {
public:
ConicPathBench(Flags flags) : INHERITED(flags) {}
void appendName(SkString* name) override {
name->append("conic");
}
void makePath(SkPath* path) override {
SkRandom rand;
SkRandom randWeight;
int size = SK_ARRAY_COUNT(points);
int hSize = size / 2;
for (int i = 0; i < kMaxPathSize; ++i) {
int xTrans = 10 + 40 * (i%(kMaxPathSize/2));
int yTrans = 0;
if (i > kMaxPathSize/2 - 1) {
yTrans = 40;
}
int base1 = 2 * rand.nextULessThan(hSize);
int base2 = 2 * rand.nextULessThan(hSize);
int base3 = 2 * rand.nextULessThan(hSize);
float weight = randWeight.nextRangeF(0.0f, 2.0f);
path->moveTo(SkIntToScalar(points[base1] + xTrans),
SkIntToScalar(points[base1+1] + yTrans));
path->conicTo(SkIntToScalar(points[base2] + xTrans),
SkIntToScalar(points[base2+1] + yTrans),
SkIntToScalar(points[base3] + xTrans),
SkIntToScalar(points[base3+1] + yTrans),
weight);
}
}
private:
typedef HairlinePathBench INHERITED;
};
class CubicPathBench : public HairlinePathBench {
public:
CubicPathBench(Flags flags) : INHERITED(flags) {}
void appendName(SkString* name) override {
name->append("cubic");
}
void makePath(SkPath* path) override {
SkRandom rand;
int size = SK_ARRAY_COUNT(points);
int hSize = size / 2;
for (int i = 0; i < kMaxPathSize; ++i) {
int xTrans = 10 + 40 * (i%(kMaxPathSize/2));
int yTrans = 0;
if (i > kMaxPathSize/2 - 1) {
yTrans = 40;
}
int base1 = 2 * rand.nextULessThan(hSize);
int base2 = 2 * rand.nextULessThan(hSize);
int base3 = 2 * rand.nextULessThan(hSize);
int base4 = 2 * rand.nextULessThan(hSize);
path->moveTo(SkIntToScalar(points[base1] + xTrans),
SkIntToScalar(points[base1+1] + yTrans));
path->cubicTo(SkIntToScalar(points[base2] + xTrans),
SkIntToScalar(points[base2+1] + yTrans),
SkIntToScalar(points[base3] + xTrans),
SkIntToScalar(points[base3+1] + yTrans),
SkIntToScalar(points[base4] + xTrans),
SkIntToScalar(points[base4+1] + yTrans));
}
}
private:
typedef HairlinePathBench INHERITED;
};
// FLAG00 - no AA, small
// FLAG01 - no AA, small
// FLAG10 - AA, big
// FLAG11 - AA, big
DEF_BENCH( return new LinePathBench(FLAGS00); )
DEF_BENCH( return new LinePathBench(FLAGS01); )
DEF_BENCH( return new LinePathBench(FLAGS10); )
DEF_BENCH( return new LinePathBench(FLAGS11); )
DEF_BENCH( return new QuadPathBench(FLAGS00); )
DEF_BENCH( return new QuadPathBench(FLAGS01); )
DEF_BENCH( return new QuadPathBench(FLAGS10); )
DEF_BENCH( return new QuadPathBench(FLAGS11); )
// Don't have default path renderer for conics yet on GPU, so must use AA
// DEF_BENCH( return new ConicPathBench(FLAGS00); )
// DEF_BENCH( return new ConicPathBench(FLAGS01); )
DEF_BENCH( return new ConicPathBench(FLAGS10); )
DEF_BENCH( return new ConicPathBench(FLAGS11); )
DEF_BENCH( return new CubicPathBench(FLAGS00); )
DEF_BENCH( return new CubicPathBench(FLAGS01); )
DEF_BENCH( return new CubicPathBench(FLAGS10); )
DEF_BENCH( return new CubicPathBench(FLAGS11); )
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